Cannon-Fodder Female Supporting Character Swaps Bodies with Her Cold Husband - Chapter 188 - : Who Do You Need

Bai Aoxue, the best mercenary in the 21st century, is accidentally sent back to the Chengxi Dynasty in Great Continent due to an explosion in her mission, and trapped in the first daughter of Prime Minister. After her rebirth, she is set up by her father to marry the 5th prince Jun Yeyan who wears a mask all day long.
In the face of bloodthirsty enemies, discord between brothers, collusion among courtiers and invasion of enemy state, can Bai and Jun resolve the crises? What will happen to their political marriage? How will the fierce battle for the throne end?
With many twists and turns, the book brings you to experience palace revolution, love and hatred thousands of years ago.

- Description from Novelupdates

Lin Tian, who had reincarnated into the world of One Piece ten years ago met Garp, who was on duty to eradicate pirates, and become his student.

The three-year marriage had been torturing her like shackles. Finally, she decided to break free from this cage, only to find that she was pregnant with triplets. When she was leaving, she had no choice but to leave her daughter, who was in critical condition due to premature birth, to her ex-husband, and then she flew far away with her two sons.Several years later, she returned to the country and wanted to secretly visit her daughter, but was discovered by her ex-husband!“Who are these two little boys?”“How do I know? Maybe they are your offspring.”The man gnashed his teeth and was about to snatch the sons away. She stopped him at once and said angrily, “Have you forgotten how you treated me before? How dare you take my sons by force?”He sneered and picked her up in his arms, saying, “Babe, my target is not them, but you!”

Shao Di Yu, an orphan, is adopted as a result of of a murder case involving the deaths of his entire family. Because of some painful experiences, he refuses to speak. However, he has sharp insight; moreover, he becomes under the care of a pair of twin brothers in the police force, who also have a child currently in university. Yu Yin possesses yin-yang eyes, which allow him to see things ordinary people cannot. The two brothers happen to complement each other, and together they investigate various inconceivable incidents.